`rt-hk.com`

DNSSEC	⚠️ Not signed
A	140.188.197.242^{🇺🇸 PEGTECHINC140.188.192.0/19 PEG TECH INC}
NS	`a7.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b7.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1765098504

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774505977

Subdomains

mail.rt-hk.com

Same first word

rt-hk.com

Similar names

hk-tr.com

DNS History

9 records (5 active, 4 former)

●NSa.share-dns.com2026-03-26 → 2026-03-26 · 2 obs

○ 2017-01-27 06:57:30
● 2026-03-26 06:40:30

●NSa7.share-dns.com2026-03-26 → 2026-03-26 · 2 obs

○ 2017-01-27 06:57:30
● 2026-03-26 06:40:30

●NSb.share-dns.net2026-03-26 → 2026-03-26 · 2 obs

○ 2017-01-27 06:57:30
● 2026-03-26 06:40:30

●NSb7.share-dns.net2026-03-26 → 2026-03-26 · 2 obs

○ 2017-01-27 06:57:30
● 2026-03-26 06:40:30

○NSns.edong.com2015-09-03 → 2017-01-27 · 3 obs

● 2015-09-03 14:35:56
● 2017-01-27 06:57:30
○ 2026-03-26 06:40:30

○NSns1.edong.com2015-09-03 → 2017-01-27 · 3 obs

● 2015-09-03 14:35:56
● 2017-01-27 06:57:30
○ 2026-03-26 06:40:30

○MXmail.rt-hk.com2015-09-03 → 2017-01-27 · 3 obs

● 2015-09-03 14:35:56
● 2017-01-27 06:57:30
○ 2026-03-26 06:40:30

●A140.188.197.2422026-03-26 → 2026-03-26 · 2 obs

○ 2017-01-27 06:57:30
● 2026-03-26 06:40:30

○A58.64.192.572015-09-03 → 2017-01-27 · 3 obs

● 2015-09-03 14:35:56
● 2017-01-27 06:57:30
○ 2026-03-26 06:40:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rt-hk.com	b7.share-dns.net, a7.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b7.share-dns.net, a7.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt-hk.com (unsigned zone)

⏱️ Timing

Total: 199ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`140.188.197.242`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a7.share-dns.com)

Analysis

Hierarchy

rt-hk.com is the parent of mail.rt-hk.com.

IP Addresses

rt-hk.com points to IP number 140.188.197.242.

For instance, other host names mx.gzstbb.com, njjwwl.com, mail.rt-hk.com, cyrmgl.com and gzstbb.com share IP numbers with rt-hk.com.

Name Servers

rt-hk.com is delegated to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

rt-hk.com shares name servers with other domains at least partially, for example eloveing.com, sxxarc.com, wxtbl.com, yncysx.com and sb8800.com.